.body {
    height: 100vh;
    background: linear-gradient(to bottom, #2980b9, #2c3e50);
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.login-intro {
    flex: 1 1 300px;
    margin-right: 20px;
    text-align: right;
    color: #000;
}

.login-form {
    flex: 1 1 400px;
    background-color: #ffffff;
    padding: 20px;
    border-radius: 10px;
}

.form-label {
    font-size: 16px;
    color: #666;
    margin-bottom: 5px;
}

.form-input {
    width: 100%;
    padding: 8px;
    font-size: 16px;
    border: 1px solid black;
    border-radius: 5px;
    margin-bottom: 20px;
}

.form-btn {
    width: 50%;
    padding: 8px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background-color: #2980b9;
    color: #fff;
    cursor: pointer;
}

.form-btn:hover {
    background-color: #2c3e50;
}

.form-notice {
    color: red;
    margin-top: 10px;
}

.modal {
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1px;
    width: 100%;
    box-sizing: border-box;
}

.modal-header h3 {
    margin: 0;
}

.modal-close {
    cursor: pointer;
    color: #888;
    font-size: 18px;
    line-height: 1;
    background-color: transparent;
    border: none;
}

.modal-close:hover,
.modal-close:focus {
    color: #000;
    text-decoration: none;
    outline: none;
}

.modal-body {
    padding: 10px;
    background-color: #fff;
    border: 1px solid #ccc;
    box-sizing: border-box;
    max-width: 500px;
    width: 100%;
}
